Piano roof plate



FIG. 1 is front view of a piano roof plate showing my new design:

FIG. 2 is a rear view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a left-side view thereof;

FIG. 6 is a right-side view thereof; and,

FIG. 7 is a perspective view thereof.

The broken lines in the drawings are to illustrate environment only and form no part of the claimed design. 

The ornamental design for piano roof plate, as shown and described. 